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Chemistry 21 Online
OpenStudy (lovelyharmonics):

Write out the balanced equation for the reaction that occurs when Ca and NaCl react together. You do not need to make your subscripts smaller; just write them out at regular numbers. For example: H2O.

OpenStudy (lovelyharmonics):

@ganeshie8

ganeshie8 (ganeshie8):

it says Na is more reactive than Ca, so Ca cannot displace Na.

OpenStudy (lovelyharmonics):

.-. is that true?

ganeshie8 (ganeshie8):

Yep, look at the reactivity table http://granvillescience.wikispaces.com/file/view/biteszedreactivity.gif/81420279/biteszedreactivity.gif

ganeshie8 (ganeshie8):

sodium(Na) comes before calcium(Ca) that means Na is more reactive than Ca

OpenStudy (lovelyharmonics):

then could potassium displace calcium?

ganeshie8 (ganeshie8):

i think so, potassium wins with everything below it : http://www.bbc.co.uk/schools/gcsebitesize/science/add_ocr_pre_2011/periodic_table/group7rev3.shtml

OpenStudy (lovelyharmonics):

lol the other week i was looking up a question and it had been asked on openstudy and you had answered it! and i was like oh! hi! and so i gave you a medal c:

ganeshie8 (ganeshie8):

for example : NaCl + K ---> KCl + Na

ganeshie8 (ganeshie8):

Notice that the most reactive `K` displaced Cl from Na ^^

OpenStudy (lovelyharmonics):

yay single replacement

ganeshie8 (ganeshie8):

I feel you knw more about chemistry than me >.<

OpenStudy (lovelyharmonics):

XD not really

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